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Complex numbers question

  1. Jul 25, 2011 #1
    I have to find x and y for:

    (x+y)+i(x-y)=14.8+6.2i


    how to do?
     
  2. jcsd
  3. Jul 25, 2011 #2

    Char. Limit

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    Gold Member

    In order for two complex numbers z and w to be equal, Re(z)=Re(w) and Im(z)=Im(w). In this case, you get the system of equations x+y=14.8 and x-y=6.2, which is a system you can solve.
     
  4. Jul 25, 2011 #3
    OHHHH!!!!.....THANKS ALOT!!!!! :smile:
     
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